diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index c43716a3ad2e1018b443e06779580e1f8510bf60..44a146b27c2fc6355f6d9b8ecd255bc71c2060b6 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -13506,7 +13506,8 @@ static void intel_init_display(struct drm_device *dev)
 	else if (IS_GEN5(dev))
 		dev_priv->display.get_display_clock_speed =
 			ilk_get_display_clock_speed;
-	else if (IS_I945G(dev) || (IS_G33(dev) && !IS_PINEVIEW_M(dev)))
+	else if (IS_I945G(dev) || IS_BROADWATER(dev) ||
+		 IS_GEN6(dev) || IS_IVYBRIDGE(dev) || (IS_G33(dev) && !IS_PINEVIEW_M(dev)))
 		dev_priv->display.get_display_clock_speed =
 			i945_get_display_clock_speed;
 	else if (IS_I915G(dev))